Keeping A Recording Of The Last Few Seconds Of Material Before Pressing The Recording Button - Cache Recording; Time-Lapse Recording (Or Interval Recording); Playback - Sony DSR-DU1 Operating Instructions Manual

• In DUPLICATE mode, and during interval recording,
the playback function does not operate.
Keeping a Recording of the Last
Few Seconds of Material Before
Pressing the Recording Button –
Cache Recording
Cache recording means that the last few seconds of
video and audio captured by the camcorder are always
held in a cache memory, and are automatically recorded
on the hard disk when the recording button is pressed.
Set the number of seconds of recording held in cache
memory with the CACHE item on menu page 3. (See
page 22.)
Other than this, no operation is required.
Notes
• If the power is turned off during cache recording, the
previous few seconds of video may not be recorded.
• If the interval between a recording pause point and the
next recording start point is less than the set number of
seconds for cache recording, then the cache recording
starts from the recording paused point.
Time-Lapse Recording (or Interval
Recording)
This function is convenient for recording observations
of very slow events, such as the opening of a flower. Use
the following procedure.
1
Make the following menu settings.
• In page 1 set MODE to INT (see page 22).
• In page 4 set INT TIM and INT REC (see
page 22).
INT TIM: Recording interval (select from 30
seconds, 1 minute, 5 minutes, and 10 minutes)
INT REC: Duration of each recording segment
(select from 0.5 seconds, 1 second, 1.5 seconds, 2
seconds)
Example settings:
When INT TIME is set to 10 minutes, and INT
REC to 1 second, the recording is as follows.
1 s
9 min 59 s
Recording
Standby
10 min
20
Operation
1 s
9 min 59 s
Recording
Standby
10 min
When the settings are completed, the "INT"
indication flashes once per second.
2
Press the START/STOP button.
Interval recording starts. During recording, the
indication " " appears.
INT
Exiting the interval recording mode
In menu page 1 set MODE to anything other than INT.
To carry out normal recording during interval
recording
Press the START/STOP button. You can carry out
normal recording once only. During normal recording,
the "INT" indication flashes once per second, indicating
that an interval recording start is pending.
To end normal recording, press the START/STOP button
once more.
To restart interval recording, press the START/STOP
button once more. The "INT" indication is replaced by
" ".
INT
Notes
• The cache recording time is automatically set to zero.
• The function of coupling to the camcorder is
automatically turned off.
• While the interval recording mode is active, the
playback function does not operate.

Playback

You can check the playback video from the DSR-DU1 in
the camcorder viewfinder or LCD monitor.
• In the case of the DSR-370/370P/570WS/570WSP, set
the camcorder VTR TRIGGER switch to EXT ONLY.
• In the case of the DSR-PD150/PD150P/PD100A/
PD100AP, DSR-250/250P, and DCR-VX2000/
VX2000E, set the camcorder to VTR mode.
To play back
Press the DSR-DU1 B button.
To search at five times normal speed
With the B button of the DSR-DU1 pressed for
playback, hold down the M button to make a forward
search at five times normal speed.
Release the button to return to normal speed playback.
Similarly, hold down the m button to make a reverse
search at five times normal speed.
To jump to a recording start point
With the DSR-DU1 stopped, press the m button to
jump to the immediately previous recording start point.
Hold down the button for at least two seconds to jump
back to the start point 10 files earlier.